Cygolite Turbo Mini 400 Lumen Rechargeable Bicycle Headlight, White, One Size Super bright 400 lumens using Cree X Lamp LED Super compact & lightweight aluminum alloy headlight with patented jet engine design easily mounted on helmet or handlebar 6 light modes: High &gt; Low &gt; Boost &gt; Steady Pulse &gt; Day Flash &gt; Walking; Lasts up to 24 hours on a single charge Compact (150 g), water resistant, & rechargeable with Illuminated battery low indicator Includes headlight, Slim Li-Ion battery, smart charger, 2 extension cable, helmet and handlebar mounts